.page-news {
  --news-gap: clamp(16px, 3vw, 28px);
  --news-line-strong: 1px solid rgba(14, 42, 71, .28);
  background: var(--paper);
  color: var(--char);
  overflow-x: hidden;
}

.page-news .breadcrumb {
  padding: clamp(14px, 2.4vw, 22px) 0 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  color: rgba(27, 31, 36, .62);
}

.page-news .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(14, 42, 71, .35);
}

.page-news .breadcrumb__list a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, .5);
}

.page-news .breadcrumb__list a:hover,
.page-news .breadcrumb__list a:focus-visible {
  border-bottom-color: var(--signal);
  color: var(--signal);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: var(--news-gap) 0 clamp(32px, 6vw, 64px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-hero__gauge {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--ink-deep);
  box-shadow: 8px 8px 0 var(--fog);
}

.page-news .news-hero__gauge::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -22px;
  width: 92px;
  height: 92px;
  background: var(--signal);
  transform: rotate(16deg);
  opacity: .92;
}

.page-news .news-hero__gauge-k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .news-hero__ver {
  margin: 4px 0 16px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(3.4rem, 17vw, 6.2rem);
  line-height: .84;
  letter-spacing: -.05em;
  color: var(--paper);
  position: relative;
  z-index: 1;
}

.page-news .news-hero__scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
  position: relative;
  z-index: 1;
}

.page-news .news-hero__scale li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: rgba(247, 244, 236, .62);
}

.page-news .news-hero__scale li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .38em;
  width: 9px;
  height: 9px;
  background: rgba(247, 244, 236, .3);
}

.page-news .news-hero__scale li.is-past {
  color: rgba(247, 244, 236, .78);
}

.page-news .news-hero__scale li.is-past::before {
  background: var(--teal);
}

.page-news .news-hero__scale li.is-now {
  color: var(--paper);
  font-weight: 700;
}

.page-news .news-hero__scale li.is-now::before {
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, .22);
}

.page-news .news-hero__gauge-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: rgba(217, 240, 236, .8);
  position: relative;
  z-index: 1;
}

.page-news .news-hero__eyebrow,
.page-news .news-current__eyebrow,
.page-news .news-timeline-section__eyebrow,
.page-news .news-logs__eyebrow,
.page-news .news-feedback__eyebrow,
.page-news .news-export__eyebrow,
.page-news .news-subscribe__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-news .news-hero__title {
  margin: 0 0 14px;
  font-size: clamp(1.85rem, 6.2vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -.025em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-hero__lead {
  margin: 0 0 22px;
  max-width: 54ch;
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.75;
  color: rgba(27, 31, 36, .86);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__media,
.page-news .news-logs__figure,
.page-news .news-feedback__figure,
.page-news .news-export__figure {
  margin: 0;
  background: var(--paper);
  border: var(--news-line-strong);
  padding: 7px;
  box-shadow: var(--shadow-paper);
}

.page-news .news-hero__media {
  margin-top: clamp(22px, 4vw, 34px);
}

.page-news .media__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .media__caption {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  color: rgba(14, 42, 71, .68);
}

/* ---------- 当前版本 ---------- */
.page-news .news-current {
  background: var(--mist);
  padding: clamp(34px, 6vw, 68px) 0;
  border-top: 1px solid rgba(14, 42, 71, .12);
  border-bottom: 1px solid rgba(14, 42, 71, .12);
}

.page-news .news-current__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-news .news-current__title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 4.6vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-current__lead {
  margin: 0;
  line-height: 1.75;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-current__grid {
  display: grid;
  gap: 12px;
}

.page-news .news-current__card {
  background: var(--paper);
  border: var(--news-line-strong);
  border-top: 4px solid var(--ink);
  padding: clamp(16px, 2.6vw, 22px);
  box-shadow: var(--shadow-paper);
}

.page-news .news-current__card-k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  color: rgba(14, 42, 71, .6);
}

.page-news .news-current__card-t {
  margin: 0 0 8px;
  font-size: 1.06rem;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-current__card p:last-child {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: rgba(27, 31, 36, .82);
}

.page-news .news-current__card--signal {
  background: var(--ink);
  border-color: var(--ink-deep);
  border-top-color: var(--signal);
}

.page-news .news-current__card--signal .news-current__card-k {
  color: var(--signal);
}

.page-news .news-current__card--signal .news-current__card-t {
  color: var(--paper);
}

.page-news .news-current__card--signal p:last-child {
  color: rgba(247, 244, 236, .84);
}

/* ---------- 时间轴 ---------- */
.page-news .news-timeline-section {
  padding: clamp(36px, 6.5vw, 72px) 0;
}

.page-news .news-timeline-section__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-news .news-timeline-section__title {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 4.4vw, 2.4rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-timeline-section__lead {
  margin: 0;
  max-width: 46ch;
  line-height: 1.75;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--fog);
}

.page-news .news-timeline__item {
  position: relative;
  padding: 0 0 clamp(20px, 3.4vw, 30px) 34px;
}

.page-news .news-timeline__item:last-child {
  padding-bottom: 0;
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--fog);
  box-sizing: border-box;
}

.page-news .news-timeline__item.is-past::before {
  background: var(--teal);
  border-color: var(--teal);
}

.page-news .news-timeline__item.is-now::before {
  background: var(--signal);
  border-color: var(--signal);
  box-shadow: 0 0 0 5px rgba(255, 107, 53, .18);
}

.page-news .news-timeline__tag {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: rgba(14, 42, 71, .62);
}

.page-news .news-timeline__item.is-now .news-timeline__tag {
  color: var(--signal);
  font-weight: 700;
}

.page-news .news-timeline__t {
  margin: 0 0 6px;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.page-news .news-timeline__item p:last-child {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: rgba(27, 31, 36, .8);
}

/* ---------- 日志列表 ---------- */
.page-news .news-logs {
  background: var(--paper);
  padding: clamp(34px, 6vw, 68px) 0;
  border-top: 1px solid rgba(14, 42, 71, .12);
}

.page-news .news-logs__head {
  display: grid;
  gap: clamp(20px, 3.4vw, 32px);
  margin-bottom: clamp(22px, 4vw, 34px);
}

.page-news .news-logs__title {
  margin: 0 0 10px;
  font-size: clamp(1.55rem, 4.6vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-logs__lead {
  margin: 0;
  max-width: 52ch;
  line-height: 1.75;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-logs__list {
  display: grid;
  gap: 10px;
}

.page-news .news-log__item {
  background: var(--paper);
  border: var(--news-line-strong);
  border-left: 4px solid var(--fog);
  box-shadow: var(--shadow-paper);
}

.page-news .news-log__item--version { border-left-color: var(--archive); }
.page-news .news-log__item--feature { border-left-color: var(--teal); }
.page-news .news-log__item--feedback { border-left-color: var(--signal); }
.page-news .news-log__item--ops { border-left-color: var(--ink); }

.page-news .news-log__summary {
  display: grid;
  gap: 8px;
  padding: clamp(13px, 2.2vw, 17px) clamp(14px, 2.4vw, 20px);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 44px;
}

.page-news .news-log__summary::-webkit-details-marker {
  display: none;
}

.page-news .news-log__summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: clamp(13px, 2.2vw, 17px);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--ink);
  opacity: .55;
}

.page-news .news-log__item[open] .news-log__summary::after {
  content: "–";
  color: var(--signal);
  opacity: 1;
}

.page-news .news-log__summary:hover {
  background: rgba(217, 240, 236, .42);
}

.page-news .news-log__summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -2px;
}

.page-news .news-log__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-log__time {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: rgba(14, 42, 71, .58);
}

.page-news .news-log__title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-news .news-log__body {
  padding: 0 clamp(14px, 2.4vw, 20px) clamp(15px, 2.4vw, 20px);
  border-top: 1px dashed rgba(14, 42, 71, .2);
  margin-top: 2px;
}

.page-news .news-log__body p {
  margin: 12px 0 0;
  font-size: .94rem;
  line-height: 1.72;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-log__body ul {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: .92rem;
  line-height: 1.7;
  color: rgba(27, 31, 36, .78);
}

.page-news .news-log__body li + li {
  margin-top: 6px;
}

.page-news .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .08em;
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  white-space: nowrap;
}

.page-news .tag--archive {
  background: var(--archive);
  color: #fff;
}

.page-news .tag--teal {
  background: var(--teal);
  color: var(--ink-deep);
}

.page-news .tag--signal {
  background: var(--signal);
  color: var(--ink);
  font-weight: 700;
}

.page-news .tag--mist {
  background: var(--mist);
  color: var(--ink);
  border-color: rgba(14, 42, 71, .2);
}

/* ---------- 反馈入口 ---------- */
.page-news .news-feedback {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(34px, 6vw, 70px) 0;
}

.page-news .news-feedback__grid {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
}

.page-news .news-feedback__title {
  margin: 0 0 12px;
  font-size: clamp(1.55rem, 4.6vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--paper);
}

.page-news .news-feedback__lead {
  margin: 0 0 22px;
  max-width: 48ch;
  line-height: 1.75;
  color: rgba(247, 244, 236, .82);
}

.page-news .news-feedback__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-feedback__item {
  background: rgba(247, 244, 236, .06);
  border: 1px solid rgba(247, 244, 236, .18);
  border-left: 3px solid var(--teal);
  padding: 14px 16px;
}

.page-news .news-feedback__num {
  display: block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--signal);
  margin-bottom: 4px;
}

.page-news .news-feedback__t {
  margin: 0 0 5px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .news-feedback__item p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.68;
  color: rgba(247, 244, 236, .76);
}

.page-news .news-feedback__contact {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: .76rem;
  line-height: 1.9;
  letter-spacing: .02em;
  color: var(--mist);
  word-break: break-word;
}

.page-news .news-feedback__figure {
  background: var(--ink-deep);
  border-color: rgba(247, 244, 236, .22);
  box-shadow: none;
}

.page-news .news-feedback__figure .media__caption {
  color: rgba(247, 244, 236, .66);
}

/* ---------- 导出 ---------- */
.page-news .news-export {
  background: var(--paper);
  padding: clamp(34px, 6vw, 70px) 0;
}

.page-news .news-export__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-news .news-export__title {
  margin: 0 0 12px;
  font-size: clamp(1.55rem, 4.6vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-export__lead {
  margin: 0 0 20px;
  max-width: 46ch;
  line-height: 1.75;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-export__spec {
  margin: 0 0 22px;
  display: grid;
  gap: 0;
  border-top: var(--news-line-strong);
}

.page-news .news-export__spec-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(14, 42, 71, .22);
}

.page-news .news-export__spec-row dt {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-news .news-export__spec-row dd {
  margin: 0;
  font-size: .93rem;
  line-height: 1.7;
  color: rgba(27, 31, 36, .8);
}

/* ---------- 订阅回看 ---------- */
.page-news .news-subscribe {
  background: var(--mist);
  border-top: 1px solid rgba(14, 42, 71, .14);
  padding: clamp(30px, 5.4vw, 58px) 0;
}

.page-news .news-subscribe__inner {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  background: var(--paper);
  border: var(--news-line-strong);
  border-left: 6px solid var(--signal);
  padding: clamp(20px, 3.6vw, 32px);
  box-shadow: var(--shadow-paper);
}

.page-news .news-subscribe__title {
  margin: 0 0 10px;
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .news-subscribe__main p:last-child {
  margin: 0;
  max-width: 56ch;
  line-height: 1.75;
  color: rgba(27, 31, 36, .84);
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-news .news-subscribe__top {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 2px;
}

.page-news .news-subscribe__top:hover,
.page-news .news-subscribe__top:focus-visible {
  color: var(--signal);
}

.page-news .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-body);
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .02em;
  text-decoration: none;
  border-radius: var(--radius);
  transition: transform .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .btn--signal {
  background: var(--signal);
  color: var(--ink);
  border: 1px solid var(--signal);
  box-shadow: 3px 3px 0 rgba(8, 26, 46, .32);
}

.page-news .btn--signal:hover,
.page-news .btn--signal:focus-visible {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 rgba(8, 26, 46, .32);
}

.page-news .btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(14, 42, 71, .4);
}

.page-news .news-feedback .btn--ghost {
  color: var(--paper);
  border-color: rgba(247, 244, 236, .48);
}

.page-news .btn--ghost:hover,
.page-news .btn--ghost:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
}

.page-news .btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.page-news .news-feedback .btn:focus-visible {
  outline-color: var(--mist);
}

@media (prefers-reduced-motion: reduce) {
  .page-news .btn {
    transition: none;
  }
  .page-news .btn--signal:hover {
    transform: none;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .news-current__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-current__card--wide {
    grid-column: 1 / -1;
  }
  .page-news .news-feedback__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(180px, 210px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(24px, 3.4vw, 44px);
  }

  .page-news .news-hero__gauge {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-news .news-hero__title {
    max-width: 20ch;
  }

  .page-news .news-current__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    grid-auto-rows: 1fr;
  }

  .page-news .news-current__card--wide {
    grid-column: auto;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-news .news-current__card--signal {
    grid-column: 2;
  }

  .page-news .news-current__grid .news-current__card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .news-current__grid .news-current__card--wide {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-news .news-timeline-section__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-news .news-timeline-section__head {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-news .news-logs__head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .news-logs__figure {
    align-self: start;
  }

  .page-news .news-feedback__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-news .news-export__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-news .news-export__figure {
    order: 2;
  }

  .page-news .news-export__main {
    order: 1;
  }

  .page-news .news-subscribe__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: center;
  }

  .page-news .news-subscribe__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1100px) {
  .page-news .news-hero__grid {
    grid-template-columns: 214px minmax(0, 1fr);
  }

  .page-news .news-logs__list {
    gap: 12px;
  }
}
<<<END>>>